package com.maxatime.service;

import com.maxatime.pojo.StudentGradeRelation;

import java.util.List;

/**
 * @author Mr.Zhao
 * @title:
 * @projectName phoenix
 * @description: TODO
 * @date 2021/8/10 19:34
 */
public interface StudentGradeRelationService {
    StudentGradeRelation selectKey(String studentId);

    Integer insert(StudentGradeRelation s);


    List<StudentGradeRelation> select(String gradeGradeId);

    Integer gradeStuDelete(int studentId);
}
